MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, ideal for harsh environments. With an operating temperature range of -65 °C to 200 °C, these connectors come in various configurations including front and rear wall mount, jam nut, and box mount receptacles. Offering versatility, they are available as straight, RFI grounding, and standard plugs with a 90-degree cable clamp. Compliant with military specification MIL-DTL-38999 II, they guarantee reliability with gold contact plating and Electroless Nickel finish coating. The aluminum shells are offered in different plating options, meeting RoHS requirements. These connectors, designed for Potting applications, ensure durability with a service rating of I and a mating life of 500 cycles. Suitable for aerospace, defense, and industrial applications, they provide secure and high-performance connectivity.